test/hotspot/jtreg/runtime/appcds/dynamicArchive/test-classes/LoadClasses.java
author ccheung
Fri, 17 May 2019 08:29:55 -0700
changeset 54927 1512d88b24c6
permissions -rw-r--r--
8207812: Implement Dynamic CDS Archive Summary: Improve the usability of AppCDS Reviewed-by: acorn, jiangli, mseledtsov Contributed-by: ioi.lam@oracle.com, jianglizhou@google.com, calvin.cheung@oracle.com
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/*
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 * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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import java.io.File;
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import java.util.List;
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import java.util.Scanner;
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import sun.hotspot.WhiteBox;
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public class LoadClasses {
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    public static void main (String[] args) throws Throwable {
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        String classList = args[0];
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        Scanner sc = new Scanner(new File(classList));
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        WhiteBox wb = WhiteBox.getWhiteBox();
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        int count = 0;
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        while (sc.hasNextLine()) {
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            String cn = sc.nextLine().replace('/', '.');
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            try {
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                Class<?> cls = Class.forName(cn, false, LoadClasses.class.getClassLoader());
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                wb.linkClass(cls);
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                count++;
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            } catch (Throwable ex) {
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                System.out.println("Loading failed: " + cn);
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                System.out.println(ex.toString());
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            }
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        }
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        System.out.println("Loaded classes = " + count);
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    }
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}